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Groups > linux.kernel > #1629416
| From | Joerg Roedel <joro@8bytes.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 1/1] iommu/amd: fix incorrect error handling |
| Date | 2017-04-24 12:50 +0200 |
| Message-ID | <tzJJ8-5V5-23@gated-at.bofh.it> (permalink) |
| References | <tzmWe-7fX-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Sun, Apr 23, 2017 at 06:23:21PM +0800, Pan Bian wrote: > From: Pan Bian <bianpan2016@163.com> > > In function amd_iommu_bind_pasid(), the control flow jumps to label > out_free when pasid_state->mm and mm is NULL. And mmput(mm) is called. > In function mmput(mm), mm is referenced without validation. This will > result in a NULL dereference bug. This patch fixes the bug. > > Signed-off-by: Pan Bian <bianpan2016@163.com> Applied, thanks.
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[PATCH 1/1] iommu/amd: fix incorrect error handling Pan Bian <bianpan201602@163.com> - 2017-04-23 12:30 +0200 Re: [PATCH 1/1] iommu/amd: fix incorrect error handling Joerg Roedel <joro@8bytes.org> - 2017-04-24 12:50 +0200
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